package top.zuli.package01.class04;

public class ArrayDemo8 {
    public static void main(String[] args) {
        int[][] arr = new int[4][];
        arr[0] = new int[1];
        arr[1] = new int[2];
        arr[2] = new int[3];
        arr[3] = new int[4];
        System.out.println(arr.length);
        System.out.println(arr[0].length);
        System.out.println(arr[1].length);
        System.out.println(arr[2].length);
        System.out.println(arr[3].length);
    }
}
